Engineering Worksheet: Sustainability

Engineering lesson 22: Sustainable engineering · Set 823 · 40 questions

Engineer's tip (Reduce, reuse, recycle): Reduce = use less · reuse = use again · recycle = break down and remake. Renewable: sun, wind, water, biogas, waves. Non-renewable: coal, petrol, diesel, natural gas. Count savings with × and ÷: bags per week × weeks, bottles ÷ bottles per bench.

1. 1.♻️ A school bench is made from 350 recycled plastic bottles. How many benches can be made from 1400 bottles?
2. 2.True or false: wind is a renewable energy source. (a) True (b) False
3. 3.Which of these is reduce (use less)? (a) melt cans into new cans (b) reuse gift paper (c) turn plastic into tiles (d) print on both sides
4. 4.♻️ Reduce, reuse or recycle: plant in old tyres? (a) recycle (b) reduce (c) reuse
5. 5.♻️ Which energy source will never run out? (a) petrol (b) coal (c) sunlight (d) diesel
6. 6.Which of these is reduce (use less)? (a) fix a dripping tap (b) give old books away (c) reuse gift paper (d) use a jar as a pen stand
7. 7.♻️ A school bench is made from 400 recycled plastic bottles. How many benches can be made from 2800 bottles?
8. 8.True or false: sunlight is a renewable energy source. (a) True (b) False
9. 9.Which of these is reuse (use again)? (a) print on both sides (b) give old books away (c) fix a dripping tap (d) turn plastic into tiles
10. 10.♻️ Reduce, reuse or recycle: carry a cloth bag? (a) recycle (b) reuse (c) reduce
11. 11.♻️ Which is the BEST order to think about waste? (a) recycle, reuse, reduce (b) reduce, reuse, recycle (c) burn, bury, forget (d) reuse, recycle, reduce
12. 12.♻️ Reduce, reuse or recycle: give old books away? (a) reuse (b) reduce (c) recycle
13. 13.♻️ Reduce, reuse or recycle: buy less packaging? (a) recycle (b) reduce (c) reuse
14. 14.True or false: petrol is a renewable energy source. (a) True (b) False
15. 15.True or false: biogas from waste is a non-renewable energy source. (a) True (b) False
16. 16.♻️ A sustainable design … (a) wastes water (b) protects the future (c) lasts one day (d) uses the most plastic
17. 17.Which of these is recycle (make new things)? (a) plant in old tyres (b) give old books away (c) melt cans into new cans (d) reuse gift paper
18. 18.♻️ A school bench is made from 250 recycled plastic bottles. How many benches can be made from 1250 bottles?
19. 19.♻️ A project report has 16 pages. How many sheets of paper are needed if it is printed on both sides of each sheet?
20. 20.♻️ A school bench is made from 500 recycled plastic bottles. How many benches can be made from 1000 bottles?
21. 21.Which of these is reuse (use again)? (a) reuse gift paper (b) turn plastic into tiles (c) carry a cloth bag (d) melt glass into new jars
22. 22.♻️ A family used to throw away 8 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 12 weeks?
23. 23.Which of these is recycle (make new things)? (a) fix a dripping tap (b) melt glass into new jars (c) refill a water bottle (d) give old books away
24. 24.Which of these is reduce (use less)? (a) reuse gift paper (b) buy less packaging (c) turn plastic into tiles (d) pulp old paper
25. 25.♻️ Reduce, reuse or recycle: refill a water bottle? (a) recycle (b) reduce (c) reuse
26. 26.♻️ Reduce, reuse or recycle: use a jar as a pen stand? (a) reuse (b) recycle (c) reduce
27. 27.Which of these is reduce (use less)? (a) switch off unused lights (b) pulp old paper (c) melt cans into new cans (d) plant in old tyres
28. 28.Which of these is reuse (use again)? (a) turn plastic into tiles (b) melt cans into new cans (c) print on both sides (d) use a jar as a pen stand
29. 29.♻️ Reduce, reuse or recycle: reuse gift paper? (a) reuse (b) reduce (c) recycle
30. 30.♻️ Is sunlight a renewable or a non-renewable energy source? (a) renewable (b) non-renewable
31. 31.♻️ Is petrol a renewable or a non-renewable energy source? (a) non-renewable (b) renewable
32. 32.True or false: flowing river water is a non-renewable energy source. (a) True (b) False
33. 33.Which of these is recycle (make new things)? (a) fix a dripping tap (b) print on both sides (c) pulp old paper (d) refill a water bottle
34. 34.♻️ A family used to throw away 7 plastic bags a week. They now carry cloth bags. How many plastic bags do they save in 4 weeks?
35. 35.Which of these is reuse (use again)? (a) fix a dripping tap (b) refill a water bottle (c) melt cans into new cans (d) melt glass into new jars
36. 36.True or false: coal is a renewable energy source. (a) True (b) False
37. 37.♻️ A school bench is made from 100 recycled plastic bottles. How many benches can be made from 1100 bottles?
38. 38.♻️ Reduce, reuse or recycle: melt cans into new cans? (a) reuse (b) recycle (c) reduce
39. 39.True or false: sunlight is a non-renewable energy source. (a) True (b) False
40. 40.Which of these is reuse (use again)? (a) pulp old paper (b) melt glass into new jars (c) plant in old tyres (d) print on both sides

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